DarthAffe/stable-diffusion.cpp
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feat: add ltx2.3 support (#1463)

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* add GemmaTokenizer

* add basic ltx2.3 support

* change vocab file encoding

* fix ci

* fix ubuntu build

* add temporal tiling support

* add ltx audio support

* update ggml submodule url

* fix generate_video

* add i2v support

* minify bundled Gemma tokenizer vocab sources

* pass video fps into temporal rope embeddings

* fix av_ca_timestep_scale_multiplier

* add LTX2Scheduler support

* update docs

* fix ci
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leejet authored and GitHub committed 2026-05-17 16:46:20 +08:00
1 parent 3b4d26f3d9
commit 67dda3f897
44 files changed
+6393 -240
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src/model.h
+9
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@@ -42,6 +42,7 @@ enum SDVersion {
VERSION_ANIMA,
VERSION_FLUX2,
VERSION_FLUX2_KLEIN,
VERSION_LTXAV,
VERSION_HIDREAM_O1,
VERSION_Z_IMAGE,
VERSION_OVIS_IMAGE,
@@ -105,6 +106,13 @@ static inline bool sd_version_is_flux2(SDVersion version) {
return false;
}
static inline bool sd_version_is_ltxav(SDVersion version) {
if (version == VERSION_LTXAV) {
return true;
}
return false;
}
static inline bool sd_version_is_wan(SDVersion version) {
if (version == VERSION_WAN2 || version == VERSION_WAN2_2_I2V || version == VERSION_WAN2_2_TI2V) {
return true;
@@ -161,6 +169,7 @@ static inline bool sd_version_is_inpaint(SDVersion version) {
static inline bool sd_version_is_dit(SDVersion version) {
if (sd_version_is_flux(version) ||
sd_version_is_flux2(version) ||
sd_version_is_ltxav(version) ||
sd_version_is_sd3(version) ||
sd_version_is_wan(version) ||
sd_version_is_qwen_image(version) ||